Evaluate
5\sqrt{2}\approx 7.071067812
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\frac{11}{4}\sqrt{2}-\frac{1}{4}\sqrt{2}+\frac{5}{2}\sqrt{2}
Combine \frac{3}{2}\sqrt{2} and \frac{5}{4}\sqrt{2} to get \frac{11}{4}\sqrt{2}.
\frac{5}{2}\sqrt{2}+\frac{5}{2}\sqrt{2}
Combine \frac{11}{4}\sqrt{2} and -\frac{1}{4}\sqrt{2} to get \frac{5}{2}\sqrt{2}.
5\sqrt{2}
Combine \frac{5}{2}\sqrt{2} and \frac{5}{2}\sqrt{2} to get 5\sqrt{2}.
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